1. School of Media and Communication, Shanghai Jiao Tong University, Shanghai, People’s Republic of China
2. Department of Communication, University of Massachusetts Amherst, Amherst, MA, USA
3. School of Journalism and Communication, The Chinese University of Hong Kong, Hong Kong, China
4. National Business Daily, Chengdu, People’s Republic of China
5. School of Communication, East China Normal University, Shanghai, People’s Republic of China